abalone blue patagonia black hole Duffel 40L This duffel size meets most airline and train carry Patagonia - Black Hole Cube

Yep, those

17 torso length fits a shorter body, or can simply be used as a smaller pack (the Atom Fit)

Join the Tribe and carry more than just your essentials carry your ambition, efficiency, and personal style.

Trolling Reels: Built for strength and high line capacity for big game fishing, capable of enduring harsh marine conditions

Let me list down my initial requirements and see where this bag aligns with that 30-40L capacity and airline carry-on sized Load lifter straps, Hip belt, vented straps and back support, since I sweat like a champion

While there are some obvious downsides to a burner like this, it's still a well-rounded choice for a butane model, and the price makes it readily accessible to many folks